package cn.wolfcode._IOday01_.homeWork;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

public class FileOutputStream00 {
    public static void main(String[] args) throws IOException {

        //OutputStream字节输出流
        File file = new File("9527.txt");
        FileOutputStream outputStream = new FileOutputStream(file,true);
        outputStream.write("好好学习".getBytes());
        outputStream.close();
        outputStream.flush();
    }
}
